- fixed model implementation
- enabled all NotImplementedExceptions on BasicEffect again
- disabled property setting in BasicEffectReader, until BasicEffect is implemented
SpriteBatch/SpriteFonts: rendering of SpriteFonts is finished now
Added test cases for Vector2 static Transform
Added test cases for Matrix: CreateRotationX, CreateRotationY, CreateRotationZ, Multiply and CreateTranslation
Matrix: Fixed a bug in CreateRotationY (wrong result)